ATE244046T1 - Luftgitter für unterdrainage und methoden - Google Patents

Luftgitter für unterdrainage und methoden

Info

Publication number
ATE244046T1
ATE244046T1 AT95915018T AT95915018T ATE244046T1 AT E244046 T1 ATE244046 T1 AT E244046T1 AT 95915018 T AT95915018 T AT 95915018T AT 95915018 T AT95915018 T AT 95915018T AT E244046 T1 ATE244046 T1 AT E244046T1
Authority
AT
Austria
Prior art keywords
air
air grid
underdrain
methods
systems
Prior art date
Application number
AT95915018T
Other languages
English (en)
Inventor
R Lee Roberts
Douglas H Eden
Andrew S Taylor
Original Assignee
Rf Delaware Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Rf Delaware Inc filed Critical Rf Delaware Inc
Application granted granted Critical
Publication of ATE244046T1 publication Critical patent/ATE244046T1/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
    • B01D24/20—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being provided in an open container
    • B01D24/24—Downward filtration, the container having distribution or collection headers or pervious conduits
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/46—Regenerating the filtering material in the filter
    • B01D24/4631—Counter-current flushing, e.g. by air
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/46—Regenerating the filtering material in the filter
    • B01D24/4631—Counter-current flushing, e.g. by air
    • B01D24/4636—Counter-current flushing, e.g. by air with backwash shoes; with nozzles
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S261/00—Gas and liquid contact apparatus
    • Y10S261/47—Swing diffusers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49428—Gas and water specific plumbing component making

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtration Of Liquid (AREA)
  • Separating Particles In Gases By Inertia (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Adjustment And Processing Of Grains (AREA)
  • Duct Arrangements (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
AT95915018T 1994-04-05 1995-04-04 Luftgitter für unterdrainage und methoden ATE244046T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/223,236 US5534202A (en) 1994-04-05 1994-04-05 Air grid for underdrains and similar systems
PCT/US1995/004145 WO1995026799A1 (en) 1994-04-05 1995-04-04 Air grid for underdrain and methods

Publications (1)

Publication Number Publication Date
ATE244046T1 true ATE244046T1 (de) 2003-07-15

Family

ID=22835647

Family Applications (1)

Application Number Title Priority Date Filing Date
AT95915018T ATE244046T1 (de) 1994-04-05 1995-04-04 Luftgitter für unterdrainage und methoden

Country Status (6)

Country Link
US (2) US5534202A (de)
EP (1) EP0754087B1 (de)
AT (1) ATE244046T1 (de)
AU (1) AU697310B2 (de)
DE (1) DE69531198T2 (de)
WO (1) WO1995026799A1 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5910167A (en) * 1997-10-20 1999-06-08 Modine Manufacturing Co. Inlet for an evaporator
US6280626B1 (en) * 1998-08-12 2001-08-28 Mitsubishi Rayon Co., Ltd. Membrane separator assembly and method of cleaning the assembly utilizing gas diffuser underneath the assembly
US6569327B2 (en) * 2001-01-23 2003-05-27 Rg Delaware, Inc. Apparatus for directing fluids through a filter system
US6497402B2 (en) * 2001-03-30 2002-12-24 Environmental Dynamics, Inc. Diffuser mounting system for aeration of liquids
CA2389155A1 (en) 2001-06-06 2002-12-06 United States Filter Corporation Filter media retaining cap and hold down grid
DE10150180A1 (de) * 2001-10-12 2003-04-24 Gummi Jaeger Kg Gmbh & Cie Halterung für eine Vorrichtung zum Belüften von Wasser
US6991726B2 (en) * 2002-07-01 2006-01-31 Usfilter Corporation Filter having a media retaining plate
US6830684B2 (en) * 2002-07-10 2004-12-14 U.S. Filter Corporation Integrated liquid and gas distribution device for underdrain block laterals
US7014176B2 (en) * 2003-04-14 2006-03-21 Rf Delaware, Inc. Fluid distribution system and associated methods
US8002982B2 (en) * 2005-12-19 2011-08-23 All Service Contracting Corporation Deflector for a water/wastewater filtration tank
US8889015B2 (en) * 2010-05-11 2014-11-18 Roberts Marketing De, Inc. Method of installing an air scour system into a filter bed
US8454841B2 (en) 2010-05-11 2013-06-04 Roberts Marketing De, Inc. Method of filtering water or wastewater
US10105659B2 (en) * 2013-03-15 2018-10-23 Claudius Jaeger Dual control lateral air manifold assembly
US9320991B2 (en) 2013-05-29 2016-04-26 Meurer Research Inc. Underdrain assembly and method of manufacturing the same
US20150290597A1 (en) * 2014-04-09 2015-10-15 Therapeutic Proteins International, LLC Aeration device for bioreactors
AU2015327757A1 (en) * 2014-10-01 2017-04-06 Nexus Ewater Pty Ltd A filtration system
US10449471B1 (en) 2016-09-20 2019-10-22 W. Keith Dobie Underdrain assembly for wastewater treatment
US10463995B2 (en) * 2016-09-30 2019-11-05 Roberts Marketing De, Inc. Apparatus and method for removing impurities from water or wastewater
US11090586B2 (en) 2018-10-10 2021-08-17 Roberts Marketing De, Inc. Devices and methods for moving, removing and/or installing one or more components of a treatment unit
US11493277B2 (en) * 2019-11-06 2022-11-08 Carrier Corporation Microchannel heat exchanger

Family Cites Families (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US593666A (en) * 1897-11-16 Signors to the o
US650671A (en) * 1899-09-22 1900-05-29 William M Deutsch Apparatus for purifying water.
US668344A (en) * 1900-03-17 1901-02-19 William W Wilson Filter-bed.
US1096868A (en) * 1911-03-13 1914-05-19 William A Stevenson Apparatus for cleaning filter-beds.
US1114763A (en) * 1912-07-16 1914-10-27 American Water Softener Company Filter construction.
FR554877A (fr) * 1922-08-08 1923-06-19 Procédé et appareil pour l'aération des moûts de bière et autres liqueurs
US1998279A (en) * 1934-03-30 1935-04-16 Hungerford And Terry Inc Filter
US2318728A (en) * 1940-02-02 1943-05-11 Nat Carbon Co Inc Diffusion of gases into liquids
US2548788A (en) * 1946-03-22 1951-04-10 Helme Thomas Pasteurizing device
US3441216A (en) * 1964-11-16 1969-04-29 Raymond J Good Air diffuser unit for aerating sewage
FR1437650A (fr) * 1965-03-22 1966-05-06 Clippeleir Sa Des Ets De Dispositif pour le soufflage de gaz dans un liquide
US3347537A (en) * 1965-09-27 1967-10-17 Fmc Corp Apparatus for aerating liquid mediums
US3468422A (en) * 1967-02-03 1969-09-23 Chicago Bridge & Iron Co Ceramic filter bottom directly supporting media
DE1536900C3 (de) * 1967-03-22 1975-07-24 Fa. Wilhelm Roediger, 6450 Hanau Lösbare Befestigungseinrichtung für Filterkörper
US3424443A (en) * 1967-04-11 1969-01-28 Water Pollution Control Corp Apparatus for diffusing gas into a liquid
GB1342082A (en) * 1970-02-27 1973-12-25 Stage Stirling Ltd Filters for liquids
US3968034A (en) * 1970-12-02 1976-07-06 Jerzy Tymoszczuk Process and apparatus for treating wastes by a combined activated sludge and biological filter bed
US3785629A (en) * 1971-01-20 1974-01-15 Westinghouse Electric Corp Apparatus for gas diffusion
US3719591A (en) * 1971-03-05 1973-03-06 Crane Co Method for condensate filtration and demineralization
US3817378A (en) * 1971-06-22 1974-06-18 Hydro Clear Corp Method and apparatus for filtering solids from a liquid effluent
US3841997A (en) * 1973-04-02 1974-10-15 A Mcgee Dual aeration and filtration system with recycling
US3840117A (en) * 1973-04-30 1974-10-08 Hydro Clear Corp Underdrain structure for waste effluent filter and method of using same
US3953553A (en) * 1973-05-29 1976-04-27 Water Pollution Control Corporation Sewage treatment aeration systems
US3956134A (en) * 1973-07-19 1976-05-11 Hi-Ran, Ltd. Underdrain for water filtration system
US4178239A (en) * 1974-11-13 1979-12-11 Union Carbide Corporation Biological intermediate sewage treatment with ozone pretreatment
US4032443A (en) * 1976-01-29 1977-06-28 Sterling Drug Inc. Removal of grease and oil from particulate bed granules by backwashing with a detergent
US4218318A (en) * 1976-07-16 1980-08-19 Tadashi Niimi Process and apparatus for treating and purifying waste water
DE2850119C2 (de) * 1978-11-18 1984-10-04 Wilhelm Roediger GmbH + Co Haustechnik, 6450 Hanau Vorrichtung zum Anheben eines Belüftungsaggregats für Flüssigkeiten
US4294696A (en) * 1980-01-25 1981-10-13 Water Pollution Control Corporation Swing diffuser
US4364830A (en) * 1981-09-03 1982-12-21 Roberts Filter Manufacturing Company Filter bottom
JPS5950367B2 (ja) * 1982-03-12 1984-12-07 タカラ工業株式会社 濾過装置
US4579659A (en) * 1983-11-03 1986-04-01 Indreco U.S.A., Ltd. Filter nozzle
US4537687A (en) * 1984-06-01 1985-08-27 Infilco Degremont Inc. Open gravity backwash filter and method
US4581143A (en) * 1984-08-03 1986-04-08 Pepper Iii Harry Fixed film process for the treatment of waste water utilizing interfacial oxygen transfer
US4619765A (en) * 1984-10-10 1986-10-28 Roberts Filter Manufacturing Company Filter bottom construction
CA1247329A (en) * 1985-05-06 1988-12-28 Craig J. Brown Fluid treatment process and apparatus
US4657673A (en) * 1985-11-13 1987-04-14 Emerich Kessler Dual filtering system for swimming pools
US4693831A (en) * 1987-01-28 1987-09-15 Zimpro Inc. Rise-rate control of pulsed-bed granular medium filters
US4960546B1 (en) * 1989-04-19 1996-04-09 Environmental Dynamics Inc Diffuser mounting arrangement for waste water aeration systems
US5019259A (en) * 1989-06-15 1991-05-28 Hambley John B Filter underdrain apparatus with partitioned distributor conduits
US5032294A (en) * 1990-03-13 1991-07-16 Schulz Christopher R Multi-cell gravity filter with central control chamber
US5098147A (en) * 1990-04-05 1992-03-24 Marion Body Works, Inc. Latch for truck or trailer
US5160613A (en) * 1990-05-03 1992-11-03 Unifilt Corporation Purification underdrain with compensating chamber and baffle isolating backwash gas from backwash water
US5176827A (en) * 1990-05-03 1993-01-05 Unifilt Corporation Filter underdrain with means to increase gas flow during simultaneous gas/liquid backwashing
US5198124A (en) * 1990-08-01 1993-03-30 Roberts Filter Manufacturing Company Upflow filter and method of washing same
US5080808A (en) * 1990-08-01 1992-01-14 Roberts Filter Manufacturing Company Method of washing an upflow filter and filter bed employed in said filter
US5127582A (en) * 1990-11-21 1992-07-07 Roberts Filter Manufacturing Company Nozzles for rotary agitators
US5167840A (en) * 1991-02-22 1992-12-01 Infilco Degremont Inc. Systems and methods for clarifying liquids
US5089147A (en) * 1991-05-01 1992-02-18 Zimpro Passavant Environmental Systems, Inc. Underdrain for granular medium filter
US5156738A (en) * 1991-06-21 1992-10-20 Johnson Filtration Systems Inc. Apparatus for uniformly distributing gas and/or liquid in an underdrain lateral system
US5413710A (en) * 1993-11-10 1995-05-09 Roberts Filter Manufacturing Company Lateral underdrain

Also Published As

Publication number Publication date
EP0754087A4 (de) 1998-06-10
US5673481A (en) 1997-10-07
WO1995026799A1 (en) 1995-10-12
EP0754087A1 (de) 1997-01-22
DE69531198T2 (de) 2004-04-15
US5534202A (en) 1996-07-09
AU2206195A (en) 1995-10-23
DE69531198D1 (de) 2003-08-07
EP0754087B1 (de) 2003-07-02
AU697310B2 (en) 1998-10-01

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